Power Supply:AC100-240V 50/60HZ; Temperature setting range: -50 ~ +999 ℃/°F; Input themocouple:(K,J,E,N)4 types of thermocouples input by customers selected at panel Usage in hearing or cooling control; Display:Two lines,Three digits in Celsius(℃) Fahrenheit (°F)(User can select it); Display resolution:1°C/1°F; Control precision: ± 0.5%FS; Control mode:PID,ON/OFF (On/Off Control when P=0) Output Output:One group control control output,It supports the following 2 ouput methods for users to use by themselves. (Relay contacts 3A @250VAC or Voltage impulse output 12VDC for external SSR) Contact capacity 250V AC 3A (resistive load); Alarm:One alarm,6 kinds of alarm mode:high deviation/low deviation/process value alarm; Power consumption≤10VA Ambition temperature:0-50°C,30-85%RH,no corrosive gas Panel name and its fuctions: PV:Measureed value/various parameter symbols SV: Set value/various parameter set values Out: output indicator lamp AT:PID automatic indicator lamp AL1:Alarm indicator lamp ▲:Increase numbers ▼: Decrease numbers ◀:Shift KEY MODE:Used for paramter calling up and set value registration Item size: (S type) 48 x 48mm Installation Hole Size: 45 x 45mm (S type) Material: plastic colour: Package Contents: 1 x Digital Pid Temperature Controller 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.